<%= content_for :no_header do %>
    <p></p>
<% end %>
<style>
  /*body {*/
  /*background-color: #EFEFEF;*/
  /*color: #2E2F30;*/
  /*text-align: center;*/
  /*font-family: arial, sans-serif;*/
  /*margin: 0;*/
  /*}*/

  div.dialog {
    width: 95%;
    max-width: 33em;
    margin: 4em auto 0;
  }

  div.dialog > div {
    border: 1px solid #CCC;
    border-right-color: #999;
    border-left-color: #999;
    border-bottom-color: #BBB;
    border-top: #B00100 solid 4px;
    border-top-left-radius: 9px;
    border-top-right-radius: 9px;
    background-color: white;
    padding: 7px 12% 0;
    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
  }

  h1 {
    font-size: 100%;
    color: #730E15;
    line-height: 1.5em;
  }

  div.dialog > p {
    margin: 0 0 1em;
    padding: 1em;
    background-color: #F7F7F7;
    border: 1px solid #CCC;
    border-right-color: #999;
    border-left-color: #999;
    border-bottom-color: #999;
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
    border-top-color: #DADADA;
    color: #666;
    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
  }
</style>
<!-- This file lives in public/404.html -->
<div class="dialog">
  <div>
    <h1 class="text-center"><b>对不起, 未找到你所需要的页面.</b></h1>

    <p class="text-center">请尝试返回到上一个页面后重试. <a href="javascript:history.back()">点击返回</a></p>
  </div>
  <p class="text-center">可能是由于该页面已过期,或则你收藏的资源已经被删除.</p>
</div>